Shower arm mount



FIG. 1 is a perspective view of a shower arm mount showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a first side elevation view thereof; and,

FIG. 7 is a second side elevation view thereof.

The broken line and unshaded area therein showing of a circumferential ring for screw threads is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a shower arm mount, as shown and described. 